Remove unused variable in lisp decap

Change-Id: I6aef98252e6134fd2f1a30a8407086ab98285a53
Signed-off-by: Florin Coras <fcoras@cisco.com>

vnet/vnet/lisp-gpe/decap.c

@@ -82,12 +82,9 @@ lisp_gpe_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
                        vlib_frame_t * from_frame, u8 is_v4)
 {
   u32 n_left_from, next_index, * from, * to_next;
-  lisp_gpe_tunnel_key_t last_key;
   u32 pkts_decapsulated = 0;
   lisp_gpe_main_t * lgm = &lisp_gpe_main;
 
-  memset (&last_key, 0xff, sizeof (last_key));
-
   from = vlib_frame_vector_args (from_frame);
   n_left_from = from_frame->n_vectors;